1. Pilot Plant Studies in the Production of Chlorella;Little,1953
2. Photosynthesis in sewage treatment;Oswald;Trans. Am. Soc. Civ. Eng.,1957
3. Biological transformation of solar energy;Oswald;Sew. Ind. Wastes,1960
4. Look Back at the U.S. Department of Energy’s Aquatic Species Program: Biodiesel from Algae;Sheehan,1998